dotnet tool uninstall --global dotnet-ef
dotnet tool install --global dotnet-ef --version 6.0.0
dotnet tool install --global dotnet-ef --version 6.0.0-preview.7.21378.4

dotnet ef database drop -f -c AutoLot.Samples.ApplicationDbContext
dotnet ef database update 0

dotnet ef migrations remove

dotnet ef migrations add Price -o Migrations -c AutoLot.Samples.ApplicationDbContext
dotnet ef database update Price  -c AutoLot.Samples.ApplicationDbContext


